<template>
  <h2>欢迎，欢迎，热烈欢迎！</h2>
</template>

<script>
  export default {
    name:'Hello'
  }
</script>

<style scoped>
  h2 {
    background-image: linear-gradient(45deg,red,yellow,green);
    padding: 5px;
    border-radius: 10px;
    box-shadow: 0 0 10px;
  }
</style>